Clamp



FIG. 1 is a top perspective view of a clamp, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a side elevation view thereof;

FIG. 6 is a side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

CLAIM I claim, an ornamental design for a clamp, as shown and described. 